
<template>

    <div class="app-container" v-if="canList">
        <div class="filter-container">
            <el-input  style="width: 200px;" class="filter-item input"
                      placeholder="级别名字"
                      v-model="listQuery.name">
            </el-input>

            <el-select @change='handleFilter'  clearable class="filter-item input" style="width: 130px" v-model="listQuery.type"
                       placeholder="类型">
                <el-option v-for="(item,index) in  typeOptions" :key="item" :label="item" :value="index">
                </el-option>
            </el-select>

            <div style="display: inline-block">

                <el-button style="margin-left: 10px;" class="filter-item" type="primary" v-waves icon="el-icon-search" @click="handleFilter">查找
                </el-button>
                <el-button class="filter-item" style="margin-left: 10px;" @click="handleCreate" type="primary"
                           v-if="canSave"     icon="el-icon-edit">添加
                </el-button>
<!--                <el-button class="filter-item" type="primary" :loading="downloadLoading" v-waves icon="el-icon-download"-->
<!--                           @click="handleDownload">导出-->
<!--                </el-button>-->
            </div>
        </div>

        <el-table :key='tableKey' :data="list" v-loading="listLoading" border fit highlight-current-row
                  style="width: 100%;min-height:1000px;">
            <el-table-column align="center" label="序号">
                <template slot-scope="scope">
                    <span>{{scope.row.id}}</span>
                </template>
            </el-table-column>
            <el-table-column align="center" label="级别名字">
                <template slot-scope="scope">
                    <span>{{scope.row.name}}</span>
                </template>
            </el-table-column>
            <el-table-column align="center" label="级别权重">
                <template slot-scope="scope">
                    <span>{{scope.row.lv}}</span>
                </template>
            </el-table-column>
            <el-table-column align="center" label="升级金额">
                <template slot-scope="scope">
                    <span>{{scope.row.amount}}</span>
                </template>
            </el-table-column>
            <el-table-column align="center" label="类型">
                <template slot-scope="scope">
                                                <span>

                         <el-tag  :type="tagTypes[scope.row.type]">     {{typeOptions[scope.row.type]}}</el-tag>

                        </span>
                </template>
            </el-table-column>

            <el-table-column align="center" label="操作" width="230" class-name="small-padding fixed-width">
                <template slot-scope="scope">
                    <el-button type="primary"  v-if="canUpdate"  size="mini" @click="handleUpdate(scope)">编辑</el-button>
                    <el-button  v-if="canSave"  size="mini" type="danger"
                                @click="handleDelete(scope)">删除
                    </el-button>
                </template>
            </el-table-column>

        </el-table>

        <div class="pagination-container">
            <el-pagination background @size-change="handleSizeChange" @current-change="handleCurrentChange"
                           :current-page="listQuery.page" :page-sizes="[10,20,30, 50]" :page-size="listQuery.limit"
                           layout="total, sizes, prev, pager, next, jumper" :total="total">
            </el-pagination>
        </div>

        <el-dialog :title="textMap[dialogStatus]" :visible.sync="dialogFormVisible">
            <el-form :rules="rules" ref="dataForm" :model="temp" label-position="left" label-width="120px"
                     style='width: 450px; margin-left:50px;'>
                <el-form-item label="级别名字" prop="name">
                    <el-input v-model="temp.name"></el-input>
                </el-form-item>
                <el-form-item label="级别权重" prop="lv">
                    <el-input v-model="temp.lv"></el-input>
                </el-form-item>
                <el-form-item label="升级金额" prop="amount">
                    <el-input v-model="temp.amount"></el-input>
                </el-form-item>
                <el-form-item label="类型" prop="status">
                    <el-select class="filter-item" v-model="temp.type" placeholder="类型">
                        <el-option v-for="(item,index) in  typeOptions" :key="item" :label="item"
                                   :value="index">
                        </el-option>
                    </el-select>
                </el-form-item>

            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button @click="closeDialogForm">取消</el-button>
                <el-button v-if="dialogStatus=='create'" type="primary" @click="createData">确认</el-button>
                <el-button v-else type="primary" @click="updateData">确认</el-button>
            </div>
        </el-dialog>
    </div>
</template>
<style type="stylus">
    .filter-container {
        /*padding-bottom: 20px;*/
    }
    .filter-item{
        margin-bottom :10px;
    }
    .filter-item.input{
        /*line-height: 60px*/
        margin-right :10px;
    }
</style>

<script>
    import {list, save, update, remove} from '@/api/level'
    import waves from '@/directive/waves' // 水波纹指令


    import { mapGetters } from 'vuex'
    import { hasAuth } from '@/utils/auth'
    export default {
        name: 'test',
        directives: {
            waves
        },
        data() {
            return {
                tableKey: 0,
                list: null,
                total: null,
                listLoading: true,
                listQuery: {
                    page: 1,
                    limit: 20,
                    order: 'lv desc',
                    name: null,
                    lv: null,
                    amount: null,
                    type: null
                },
                typeOptions: ["开放", "内部"],
                tagTypes: ['info', '', 'warning', 'danger', 'warning'],
                temp: {
                    id: null,
                    name: null,
                    lv: null,
                    amount: null,
                    type: null
                },
                dialogFormVisible: false,
                dialogStatus: '',
                textMap: {
                    update: '修改',
                    create: '新增'
                },
                rules: {
                    name: [{
                        required: false,
                        message: '必填字段',
                        trigger: 'change'
                    }],
                    lv: [{
                        required: false,
                        message: '必填字段',
                        trigger: 'change'
                    }],
                    amount: [{
                        required: false,
                        message: '必填字段',
                        trigger: 'change'
                    }],
                    type: [{
                        required: false,
                        message: '必填字段',
                        trigger: 'blur'
                    }]
                },
                downloadLoading: false,
                qData: {
                    token: '',
                    key: ''
                }
            }
        },
        created() {
            this.getList()
        },
        computed: {
            ...mapGetters([
                'perms'
            ]),
            canSave() {
                return hasAuth(this.perms, 'level:save')
            },
            canDelete() {
                return hasAuth(this.perms, 'level:delete')
            },
            canUpdate() {
                return hasAuth(this.perms, 'level:update')
            },
            canList() {
                return hasAuth(this.perms, 'level:list')
            }
        },
        methods: {
            getList() {
                this.listLoading = true
                list(this.listQuery).then(response => {
                    this.list = response.data.list
                    this.total = response.data.total
                    this.listLoading = false
                })
            },
            handleFilter() {
                this.listQuery.page = 1
                this.getList()
            },
            handleSizeChange(val) {
                this.listQuery.limit = val
                this.getList()
            },
            handleCurrentChange(val) {
                this.listQuery.page = val
                this.getList()
            },
            handleModifyStatus(row, status) {
                this.$message({
                    message: '操作成功',
                    type: 'success'
                })
                row.status = status
            },
            beforeFormShow(row){
                this.resetTemp(row) // 更新数据
                // 存在图片

            },
            afterFormShow(row){

            },
            beforeFormCommit(){
            },
            resetTemp(row) {

                this.temp = {}
                if (row) {
                    this.temp = Object.assign({}, row) // copy obj
                }

            },
            handleCreate() {
                this.beforeFormShow()
                this.resetTemp()
                this.dialogStatus = 'create'
                this.dialogFormVisible = true
                this.$nextTick(() => {
                    this.afterFormShow()
                    this.$refs['dataForm'].clearValidate()
                })
            },
            handleDelete(scope) {
                this.index = scope.$index
                // this.beforeFormShow(scope.row)
                // this.temp = Object.assign({}, row) // copy obj
                this.$confirm('此操作将永久删除该记录, 是否继续?', '提示', {
                    confirmButtonText: '确定',
                    cancelButtonText: '取消',
                    type: 'warning'
                }).then(() => {
                    // this.$message({
                    //   type: 'success',
                    //   message: '删除成功!'
                    // })
                    this.deleteData()
                }).
                catch(() => {
                    this.$message({
                        type: 'info',
                        message: '已取消删除'
                    })
                })
            },
            createData() {
                this.$refs['dataForm'].validate((valid) => {
                        if(valid) {
                            this.beforeFormCommit()
                            save(this.temp).then(res => {
                                this.temp = res.data
                                this.list.unshift(this.temp)
                                this.closeDialogForm()
                                this.$notify({
                                    title: '成功',
                                    message: '创建成功',
                                    type: 'success',
                                    duration: 2000
                                })
                            })
                        }
                    }
                )
            },
            deleteData() {
                // const ids = [this.temp.id]
                const ids = [this.list[this.index].id]
                remove({ids:ids}).then(res => {
                    // 从当前队列中移除
                    this.list.splice(this.index, 1)
                    this.$notify({
                        title: '成功',
                        message: '删除成功',
                        type: 'success',
                        duration: 2000
                    })
                })
            },
            handleUpdate(scope) {
                this.index = scope.$index
                this.beforeFormShow(scope.row)
                this.dialogStatus = 'update'
                this.dialogFormVisible = true
                this.$nextTick(() => {
                    this.$refs['dataForm'].clearValidate()
                })
            },
            updateData() {
                this.$refs['dataForm'].validate((valid) => {
                        if(valid) {
                            this.beforeFormCommit()
                            update(this.temp).then(() => {
                                this.list.splice(this.index, 1, this.temp)
                                this.closeDialogForm()
                                this.$notify({
                                    title: '成功',
                                    message: '更新成功',
                                    type: 'success',
                                    duration: 2000
                                })
                            })
                        }
                    }
                )
            },
            closeDialogForm() {
                this.dialogFormVisible = false
            },
            handleDownload() {
                this.downloadLoading = true
                import('@/vendor/Export2Excel').then(excel => {
                    const tHeader = [
                        '序号'
                        ,
                        '级别名字'
                        ,
                        '级别权重'
                        ,
                        '升级金额'
                        ,
                        '类型'
                    ]
                    const filterVal = ['id'
                        ,'name'
                        ,'lv'
                        ,'amount'
                        ,
                        'type'
                    ]
                    const data = this.formatJson(filterVal, this.list)
                    excel.export_json_to_excel({
                        header: tHeader,
                        data,
                        filename: 'table-list'
                    })
                    this.downloadLoading = false
                })
            },
            formatJson(filterVal, jsonData) {
                return jsonData.map(v => filterVal.map(j => {
                        return v[j]
                    }
                ))
            },
        }
    }
</script>
